90 строки
3.3 KiB
C#
90 строки
3.3 KiB
C#
//
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// ScrollableWidgetTests.cs
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//
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// Author:
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// Lluis Sanchez Gual <lluis@xamarin.com>
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//
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// Copyright (c) 2014 Xamarin, Inc (http://www.xamarin.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using NUnit.Framework;
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namespace Xwt
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{
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public abstract class ScrollableWidgetTests: WidgetTests
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{
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public abstract IScrollableWidget CreateScrollableWidget ();
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[Test]
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public void BasicScrolling ()
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{
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var list = CreateScrollableWidget ();
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Window w = new Window ();
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w.Content = (Widget) list;
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w.Width = w.Height = 300;
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ShowWindow (w);
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// Vertical
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Assert.AreEqual (list.VerticalScrollControl.LowerValue, list.VerticalScrollControl.Value);
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int changed = 0;
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list.VerticalScrollControl.ValueChanged += delegate {
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changed++;
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};
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var mid = Math.Truncate ((list.VerticalScrollControl.UpperValue - list.VerticalScrollControl.LowerValue) / 2);
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list.VerticalScrollControl.Value = mid;
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Assert.AreEqual (1, changed);
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Assert.AreEqual (mid, list.VerticalScrollControl.Value);
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Assert.IsTrue (list.VerticalScrollControl.UpperValue > list.VerticalScrollControl.LowerValue);
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Assert.IsTrue (list.VerticalScrollControl.PageSize > 0);
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Assert.IsTrue (list.VerticalScrollControl.PageIncrement > 0);
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Assert.IsTrue (list.VerticalScrollControl.StepIncrement > 0);
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Assert.IsTrue (list.VerticalScrollControl.PageIncrement <= list.VerticalScrollControl.PageSize);
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// Horizontal
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Assert.AreEqual (list.VerticalScrollControl.LowerValue, list.HorizontalScrollControl.Value);
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changed = 0;
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list.HorizontalScrollControl.ValueChanged += delegate {
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changed++;
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};
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mid = Math.Truncate ((list.HorizontalScrollControl.UpperValue - list.HorizontalScrollControl.LowerValue) / 2);
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list.HorizontalScrollControl.Value = mid;
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Assert.AreEqual (1, changed);
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Assert.AreEqual (mid, list.HorizontalScrollControl.Value);
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Assert.IsTrue (list.HorizontalScrollControl.UpperValue > list.HorizontalScrollControl.LowerValue);
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Assert.IsTrue (list.HorizontalScrollControl.PageSize > 0);
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Assert.IsTrue (list.HorizontalScrollControl.PageIncrement > 0);
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Assert.IsTrue (list.HorizontalScrollControl.StepIncrement > 0);
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Assert.IsTrue (list.HorizontalScrollControl.PageIncrement <= list.HorizontalScrollControl.PageSize);
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}
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}
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}
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